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Materials and Construction

Materials and Construction
Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making

Nuts
Studs
Bolts
Chiesels

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Materials and Construction
Hardened steel is softened by

Annealing
Normalising
Tempering
Carburising

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Materials and Construction
Trough of an apron conveyor is made of

Lead lined concrete vessel
Wood
Metal
Either B or C

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Materials and Construction
Cast iron detachable joint is used in __________ pipes.

Steel
Cast iron
Reinforced cement concrete
Asbestos cement

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Materials and Construction
Caustic soda can be stored in __________ drums.

Cast iron
Gun metal
Brass
Steel

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Materials and Construction
Atmospheric corrosion of metals result from their

Slow oxidation
Slow dehydration
Fast oxidation
Fast hydration

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